Examlex
Which of the following requires the use of surgical asepsis?
Bottleneck
A sudden decrease in a population size caused by adverse environmental factors; may result in genetic drift; also called genetic bottleneck or population bottleneck.
Directional Selection
A type of natural selection that favors one extreme phenotype over another, causing the allele frequency to shift in one direction.
Disruptive Selection
A form of natural selection where extreme values for a trait are favored over intermediate values, potentially leading to the evolution of distinct forms within a population.
Stabilizing Selection
A type of natural selection that favors the average individuals in a population, reducing variation around the mean phenotype.
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